31735340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 86873472

約数和(自身を除く): 55138132

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 49, 52, 53, 65, 70, 91, 94, 98, 106, 130, 140, 182, 188, 196, 212, 235, 245, 260, 265, 329, 364, 371, 455, 470, 490, 530, 611, 637, 658, 689, 742, 910, 940, 980, 1060, 1222, 1274, 1316, 1378, 1484, 1645, 1820, 1855, 2303, 2444, 2491, 2548, 2597, 2756, 3055, 3185, 3290, 3445, 3710, 4277, 4606, 4823, 4982, 5194, 6110, 6370, 6580, 6890, 7420, 8554, 9212, 9646, 9964, 10388, 11515, 12220, 12455, 12740, 12985, 13780, 17108, 17437, 19292, 21385, 23030, 24115, 24910, 25970, 29939, 32383, 33761, 34874, 42770, 46060, 48230, 49820, 51940, 59878, 64766, 67522, 69748, 85540, 87185, 96460, 119756, 122059, 129532, 135044, 149695, 161915, 168805, 174370, 226681, 244118, 299390, 323830, 337610, 348740, 453362, 488236, 598780, 610295, 647660, 675220, 906724, 1133405, 1220590, 1586767, 2266810, 2441180, 3173534, 4533620, 6347068, 7933835, 15867670, 31735340]

約数ペア:

[(1, 31735340), (2, 15867670), (4, 7933835), (5, 6347068), (7, 4533620), (10, 3173534), (13, 2441180), (14, 2266810), (20, 1586767), (26, 1220590), (28, 1133405), (35, 906724), (47, 675220), (49, 647660), (52, 610295), (53, 598780), (65, 488236), (70, 453362), (91, 348740), (94, 337610), (98, 323830), (106, 299390), (130, 244118), (140, 226681), (182, 174370), (188, 168805), (196, 161915), (212, 149695), (235, 135044), (245, 129532), (260, 122059), (265, 119756), (329, 96460), (364, 87185), (371, 85540), (455, 69748), (470, 67522), (490, 64766), (530, 59878), (611, 51940), (637, 49820), (658, 48230), (689, 46060), (742, 42770), (910, 34874), (940, 33761), (980, 32383), (1060, 29939), (1222, 25970), (1274, 24910), (1316, 24115), (1378, 23030), (1484, 21385), (1645, 19292), (1820, 17437), (1855, 17108), (2303, 13780), (2444, 12985), (2491, 12740), (2548, 12455), (2597, 12220), (2756, 11515), (3055, 10388), (3185, 9964), (3290, 9646), (3445, 9212), (3710, 8554), (4277, 7420), (4606, 6890), (4823, 6580), (4982, 6370), (5194, 6110)]